:root{--bg:#080808;--panel:#101010;--panel2:#151515;--border:#292929;--text:#f3f3f3;--muted:#858585;--green:#91ef18;--shadow:0 18px 60px rgba(0,0,0,.55)}
*{box-sizing:border-box}html,body{margin:0;width:100%;height:100%;background:var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif}button,textarea,input{font:inherit}button{color:inherit;border:0;background:none;cursor:pointer}body{overflow:hidden}.app-shell{display:flex;width:100%;height:100dvh}.sidebar{width:300px;background:#0b0b0b;border-right:1px solid #1d1d1d;padding:18px 14px;display:flex;flex-direction:column;z-index:20;transition:transform .22s ease}.side-top{display:flex;align-items:center;justify-content:space-between;padding:4px 7px 22px}.mini-brand{font-weight:950;font-size:18px;letter-spacing:-1px}.mini-brand span{color:#eee}.mini-brand b{color:var(--green)}.icon-btn{font-size:28px;color:#aaa}.close-sidebar{display:none}.side-action,.side-link{width:100%;display:flex;align-items:center;gap:12px;text-align:left;border-radius:13px;padding:12px 13px;margin:2px 0;color:#ccc}.side-action{border:1px solid #303030;background:#151515;font-size:15px}.side-action:hover,.side-link:hover{background:#191919}.side-action span{font-size:22px}.side-link span{width:20px;text-align:center;color:#aaa;font-size:19px}.history-label{color:#666;font-size:12px;font-weight:900;letter-spacing:.7px;margin:25px 10px 10px}.history-list{overflow:auto;display:flex;flex-direction:column;gap:4px;min-height:0}.history-item{display:flex;align-items:center;gap:4px;border:1px solid transparent;border-radius:12px;padding:10px 8px 10px 12px;color:#bbb;cursor:pointer}.history-item:hover,.history-item.active{background:#181818;border-color:#2a2a2a;color:#eee}.history-title{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:1;font-size:14px}.history-delete{width:28px;height:28px;border-radius:8px;color:#777;font-size:19px;opacity:.7}.history-delete:hover{background:#252525;color:#fff}.empty-history{color:#555;font-size:13px;padding:14px 10px}.side-bottom{margin-top:auto;border-top:1px solid #202020;padding-top:12px}.account-pill{display:flex;align-items:center;gap:9px;padding:11px 12px;color:#aaa;font-size:13px;overflow:hidden}.account-pill span:last-child{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.online-dot{width:8px;height:8px;background:var(--green);border-radius:50%;box-shadow:0 0 10px rgba(145,239,24,.55)}.danger{color:#aaa}.danger:hover{color:#ffb0b0}.backdrop{display:none}.main{position:relative;flex:1;min-width:0;background:#080808}.topbar{height:64px;border-bottom:1px solid #191919;display:flex;align-items:center;justify-content:center;position:relative;background:#090909;z-index:10}.top-title{font-weight:850;font-size:16px}.menu-btn{position:absolute;left:18px;width:42px;height:42px;border-radius:50%;background:#171717;border:1px solid #282828;font-size:22px}.top-actions{position:absolute;right:15px;display:flex;gap:4px}.top-icon{width:40px;height:40px;border-radius:50%;color:#aaa;font-size:18px}.top-icon:hover{background:#171717;color:#fff}.chat-area{position:absolute;inset:64px 0 86px;overflow-y:auto;padding:30px 18px 120px}.welcome{min-height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:0 10px 100px}.hero-logo{font-size:64px;font-weight:950;letter-spacing:-5px;text-shadow:0 4px 18px #000}.hero-logo span{color:#f3f3f3}.hero-logo em{font-style:normal;color:var(--green)}.hero-subtitle{max-width:600px;text-align:center;color:#777;font-size:14px;line-height:1.6;margin:20px 0 25px}.suggestions{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;max-width:680px}.suggestions button{border:1px solid #292929;background:#151515;color:#ddd;border-radius:999px;padding:11px 17px;font-size:14px}.suggestions button:hover{background:#1b1b1b;border-color:#3b3b3b}.messages{max-width:900px;margin:0 auto;display:flex;flex-direction:column;gap:22px}.message{display:flex;gap:11px;align-items:flex-start}.message.user{justify-content:flex-end}.bubble{max-width:min(86%,760px);border-radius:18px;padding:13px 16px;line-height:1.65;font-size:15px;overflow-wrap:anywhere}.user .bubble{background:#303030;border:1px solid #424242;border-bottom-right-radius:6px;white-space:pre-wrap}.assistant .bubble{background:transparent;padding-left:0}.avatar{width:31px;height:31px;border-radius:10px;background:#151515;border:1px solid #333;display:flex;align-items:center;justify-content:center;color:var(--green);font-weight:950;flex:none}.code{display:block;overflow:auto;background:#101010;border:1px solid #2a2a2a;border-radius:12px;padding:13px;margin:9px 0;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px;white-space:pre}.inline-code{font-family:ui-monospace,monospace;background:#171717;border:1px solid #292929;border-radius:5px;padding:2px 5px}.typing{display:inline-flex;gap:5px;padding:10px 0}.typing i{width:6px;height:6px;background:#777;border-radius:50%;animation:bounce 1s infinite}.typing i:nth-child(2){animation-delay:.12s}.typing i:nth-child(3){animation-delay:.24s}@keyframes bounce{0%,80%,100%{transform:translateY(0);opacity:.35}40%{transform:translateY(-4px);opacity:1}}.composer-wrap{position:absolute;left:0;right:0;bottom:0;padding:10px max(14px,calc((100% - 900px)/2)) 12px;background:linear-gradient(transparent,#080808 25%);z-index:8}.composer{min-height:58px;border:1px solid #373737;border-radius:29px;background:#151515;display:flex;align-items:flex-end;padding:7px 8px;box-shadow:0 12px 40px rgba(0,0,0,.35)}.composer:focus-within{border-color:#4a4a4a}.plus-btn{width:43px;height:43px;border-radius:50%;background:#2a2a2a;font-size:27px;flex:none}.plus-btn:hover{background:#333}.attach-btn{width:40px;height:43px;color:#bbb;font-size:20px;transform:rotate(-25deg)}#prompt{flex:1;resize:none;border:0;outline:0;background:transparent;color:#eee;padding:10px 9px;max-height:150px;line-height:1.4}#prompt::placeholder{color:#777}.send-btn{width:43px;height:43px;border-radius:50%;background:#2a2a2a;color:#888;font-size:23px;flex:none}.send-btn.ready{background:#e8e8e8;color:#111}.composer-note{text-align:center;color:#575757;font-size:11px;padding-top:7px}.tool-popover{position:fixed;display:none;width:220px;background:#151515;border:1px solid #303030;border-radius:15px;padding:7px;box-shadow:var(--shadow);z-index:50}.tool-popover.show{display:block}.tool-popover button{width:100%;border-radius:10px;text-align:left;padding:11px;display:grid;grid-template-columns:28px 1fr;column-gap:8px}.tool-popover button:hover{background:#202020}.tool-popover span{grid-row:span 2;color:var(--green)}.tool-popover b{font-size:13px}.tool-popover small{color:#777;margin-top:2px}.modal{position:fixed;inset:0;background:rgba(0,0,0,.68);backdrop-filter:blur(7px);display:none;align-items:center;justify-content:center;padding:18px;z-index:100}.modal.show{display:flex}.modal-card{position:relative;width:min(500px,100%);background:#151515;border:1px solid #333;border-radius:22px;padding:25px;box-shadow:var(--shadow)}.modal-card h2{margin:0 30px 13px 0;font-size:22px}.modal-card p{color:#aaa;line-height:1.7;margin:8px 0}.modal-close{position:absolute;right:13px;top:8px;color:#999;font-size:28px}.modal-actions{display:flex;justify-content:flex-end;gap:9px;margin-top:20px}.dialog-btn{padding:10px 16px;border-radius:11px;background:#242424;color:#ddd}.dialog-btn.primary{background:#eee;color:#111;font-weight:800}.dialog-input{width:100%;height:50px;border-radius:12px;border:1px solid #333;background:#202020;color:#eee;outline:0;padding:0 14px;margin-top:8px}.dialog-help{margin-bottom:5px!important}.account-dialog{text-align:center;padding:8px 0}.account-avatar{width:68px;height:68px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 12px;background:#202020;border:1px solid #353535;color:var(--green);font-size:28px;font-weight:900}.account-dialog h3{margin:0 0 5px}.account-dialog p{margin:0 0 10px}.account-dialog small{color:#666}.auth-loading{position:fixed;inset:0;z-index:1000;background:#080808;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;color:#777;font-size:13px}.loading-mark{font-size:34px;font-weight:1000;letter-spacing:-3px;color:#fff}.loading-mark span{color:var(--green)}.app-shell[hidden]{display:none!important}@media(max-width:760px){.sidebar{position:fixed;left:0;top:0;bottom:0;width:min(310px,88vw);transform:translateX(-105%);box-shadow:20px 0 70px rgba(0,0,0,.65)}.sidebar.open{transform:translateX(0)}.close-sidebar{display:block}.backdrop{position:fixed;inset:0;background:rgba(0,0,0,.58);z-index:15}.backdrop.show{display:block}.hero-logo{font-size:47px;letter-spacing:-4px}.hero-subtitle{font-size:13px;max-width:340px}.suggestions{max-width:360px}.suggestions button{font-size:13px;padding:10px 14px}.chat-area{padding-left:12px;padding-right:12px}.bubble{font-size:14px;max-width:90%}.composer-wrap{padding-left:8px;padding-right:8px}.top-actions{right:8px}}@media(max-width:430px){.hero-logo{font-size:42px}.top-icon{width:35px}.suggestions{gap:7px}.suggestions button{padding:9px 12px}}
.history-item.pinned{border-color:#394b25}.history-pin{width:18px;min-width:18px;font-size:12px}.history-menu{width:32px;height:30px;border-radius:8px;color:#777;font-size:19px}.history-menu:hover{background:#242424;color:#fff}.chat-actions-dialog{display:grid;gap:7px}.chat-actions-dialog button{width:100%;display:flex;align-items:center;gap:12px;padding:13px 14px;border-radius:12px;background:#202020;color:#ddd;text-align:left}.chat-actions-dialog button:hover{background:#292929}.chat-actions-dialog .danger-action{color:#ffb2b2}.media-title{font-weight:800;margin-bottom:9px}.generated-image{display:block;width:min(100%,560px);max-height:600px;object-fit:contain;border-radius:14px;border:1px solid #303030;background:#101010}.media-open{display:inline-block;margin-top:9px;color:var(--green);font-size:13px}.assistant .bubble audio,.assistant .bubble video{display:block;max-width:100%;border-radius:12px}.tool-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:10px}.tool-grid label{display:grid;gap:6px;color:#888;font-size:12px}.tool-grid select{height:44px;border-radius:10px;border:1px solid #333;background:#202020;color:#eee;padding:0 10px}.dialog-file{width:100%;margin-top:8px;color:#aaa}.tool-popover{max-height:70vh;overflow:auto}.tool-popover button{grid-template-columns:28px 1fr}.tool-popover span{font-size:17px;text-align:center}@media(max-width:430px){.tool-grid{grid-template-columns:1fr}.tool-popover{width:235px}}

.analysis-status{position:fixed;left:50%;bottom:92px;transform:translate(-50%,14px);display:flex;align-items:center;gap:11px;min-width:250px;max-width:calc(100vw - 28px);padding:11px 14px;border:1px solid #292929;border-radius:15px;background:rgba(16,16,16,.96);box-shadow:0 16px 50px rgba(0,0,0,.48);opacity:0;pointer-events:none;transition:opacity .2s ease,transform .2s ease;z-index:80;backdrop-filter:blur(12px)}
.analysis-status.show{opacity:1;transform:translate(-50%,0)}
.analysis-spinner{width:18px;height:18px;border:2px solid #303030;border-top-color:var(--green);border-radius:50%;animation:analysisSpin .75s linear infinite;flex:none}
.analysis-status b{display:block;font-size:12px;color:#eee;font-weight:800}
.analysis-status small{display:block;color:#777;font-size:11px;margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:360px}
@keyframes analysisSpin{to{transform:rotate(360deg)}}
.file-chip{display:inline-flex;align-items:center;gap:7px;padding:6px 9px;border:1px solid #2d2d2d;background:#111;border-radius:9px;color:#aaa;font-size:12px}
@media(max-width:600px){.analysis-status{bottom:84px;min-width:220px}.analysis-status small{max-width:260px}}

/* Stable NexraCore composer: prevents the textarea/placeholder from being clipped on mobile. */
.composer{align-items:center;min-height:60px;padding:8px 9px;gap:2px}
.plus-btn,.attach-btn,.send-btn{align-self:center;flex:0 0 auto}
#prompt{height:43px;min-height:43px;margin:0;align-self:center;padding:10px 9px 9px;line-height:23px;overflow-y:auto}
.composer-note{line-height:14px;padding-top:7px}
.chat-area{padding-bottom:125px;scroll-padding-bottom:125px}
.message.assistant{max-width:900px;margin-left:auto;margin-right:auto;width:100%}
@media(max-width:760px){
  .chat-area{inset:64px 0 92px;padding:22px 12px 125px}
  .welcome{min-height:calc(100dvh - 64px - 92px);padding:0 8px 70px}
  .hero-logo{font-size:clamp(42px,12vw,58px);letter-spacing:-4px}
  .hero-subtitle{margin:15px 0 21px}
  .composer-wrap{padding:8px 8px max(10px,env(safe-area-inset-bottom))}
  .composer{width:100%;min-height:60px;border-radius:30px}
  #prompt{font-size:15px}
}
@media(max-width:430px){
  .chat-area{padding-left:10px;padding-right:10px}
  .welcome{padding-bottom:58px}
  .composer-wrap{left:0;right:0}
  .composer{padding-left:7px;padding-right:7px}
  .plus-btn,.send-btn{width:43px;height:43px}
  .attach-btn{width:35px;height:43px}
  #prompt{padding-left:7px;padding-right:7px}
}